The Guthrie Daily Leader. (Guthrie, Okla.), Vol. 29, No. 6, Ed. 1, Thursday, May 9, 1907, newspaper, May 9, 1907; (https://gateway.okhistory.org/ark:/67531/metadc76743/m1/1/: accessed April 22, 2021), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .